GEBR. BRASSELER GMBH & CO. KG

GEBR. BRASSELER GMBH & CO. KG Patent applications

Patent application number

Title

Published

20140100555

INSTRUMENT HOLDER - The present invention relates to an instrument holder comprising a substantially tubular base body which includes a grip portion and an instrument holding portion, the base body comprising a through recess extending over the entire length thereof, and the instrument holding portion being provided with a front-sided insertion opening designed for insertion of an instrument.

04-10-2014

20130089833

DENTAL TOOL AND METHOD FOR PRODUCING THE SAME - A dental tool includes a work area which is covered with abrasive particles, wherein the abrasive particles are embedded at least in part in a support layer formed galvanically on a surface of the work area, and wherein at least one cover layer which at least partly encloses the abrasive particles is arranged on the support layer, and to a method for producing the dental tool.

04-11-2013

20130004913

METHOD OF CONTROLLING A DRIVE DEVICE FOR PREPARING A ROOT CANAL, AND ROTATING HANDPIECE FOR ROOT CANAL PREPARATION - A method, and handpiece for performing the method, for controlling a drive device for moving a root canal instrument having a drive shaft and at least one cutting edge for preparing a root canal, and at least one drive motor being operated by a control unit. The root canal instrument is moved in at least one reciprocal movement in a first direction of rotation over a predetermined first angle of rotation and subsequently in a second direction of rotation opposite to the first direction of rotation over a predetermined second angle of rotation. After the at least one reciprocal movement, the root canal instrument is rotated over at least one third angle of rotation.

ACOUSTICALLY ACTIVATED DENTAL INSTRUMENT - An acoustically activated dental instrument that comprises a working head attached to a shaft, the working head being covered with abrasive particles at its front end portion and having a spherical basic shape at its distal end, the outside of which is covered with abrasive particles. The working head is flattened at an upper side substantially up to a center plane of the spherical basic shape, and is flattened on the lower side opposite to the upper flattened side.

01-14-2010

20090326539

TREPAN DRILL - A trepan drill that comprises a shaft that includes a clamping portion, and a head that comprises a substantially cylinder barrel shaped core bit and a distal end. The distal end includes a first tooth, a second tooth, and a third tooth that each respectively has a cutting edge. The teeth each have different axial teeth heights and are arranged alternatingly in a circumferential direction.

12-31-2009

20090264888

Bone graft drill - A bone graft drill includes a shaft with a shaft axis, and a head with a rear side connected to the shaft and being shaped substantially conical at a front portion. A guiding tip is formed at a front end of the head, and a chipping recess is also formed in the head with an axis being inclined diagonally with respect to the shaft axis. The chipping recess has an edge constituting at least one cutting edge and an opening toward the rear side of the head.

10-22-2009

20090208902

DENTAL DRILL MADE OF PLASTICS - The invention refers to a dental drill comprising a head provided with cutting edges, which has an at least rounded basic shape, wherein two of the cutting edges at the front side merge into a transitional cutting edge, characterized in that the dental drill is made of a plastics material which has a hardness between 60 and 250 Knoop.

08-20-2009

20090053674

DENTAL DRILL - The invention relates to a dental drill comprising a shaft as well as a head being provided with a plurality of cutting edges extending lengthwise of the head, wherein the cutting edges are provided with at least one cross-cut at a middle portion of the head.